24 in x 90 ft x 1 in Polyester Air Filter Roll, MERV 7, Blue/White (Formerly Air Handler)Imported from for AIR HANDLER. Formerly Air Handler. Air Filter Roll, Style Air Filters Roll, Nominal Filter Size 24 in x 90 ft x 1 in, Performance Rating MERV 7, Filter Efficiency Air Filters 60 Percent, Common Applications General Use, Media Material Polyester, Surface Tackifier No, Media Color Blue White, Filters Out Cat & Dog Dander, Cement Dust, Dust Mites, Dusting Aids, Fabric Protector, Hair Spray, MERV 5 8 Mold, Pudding Mix, Spores, Removes